Sade Sati is basically a phase of 7.5 years as per Vedic astrology, when Saturn transits in the 12th, 1st, and 2nd houses from one’s Moon sign. This period is divided into three phases of about 2.5 years each. This time brings major shifts and challenges in life, such as emotional trouble, financial strain, health issues, and personal transformation, testing resilience and maturity.